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GJ 9827 d

Host star GJ 9827 • 2.02 R⊕ • 6.20 d orbit

Records

8

archive rows

Discovery

Transit

Radius

2.02 R⊕

median non-null value

Mass

3.42 M⊕

median non-null value

GJ 9827

646 K equilibrium

Quick Summary

Fast scan of the current planet profile

This first pass still reads from the currently available detail payload. Canonical adopted summaries will replace first-row values in the next backend pass.

Host Star

GJ 9827

Discovery

Transit

Year

2017

Period

6.20 day

Radius

2.02 Rearth

Mass

3.53 Mearth

Eq. Temp

681 K

Scale Comparison

Radius against familiar reference worlds

Current adopted radius: 2.02 R⊕ • circles scaled linearly by radius

Earth

1.0 R⊕ baseline

GJ 9827 d

2.02 R⊕

Jupiter

11.2 R⊕ reference

Provenance

Underlying measurements and references

Evidence Summary

Rows

8

Refs

8

Methods

1

Discoverystable

8 values • 1 distinct

Facilitystable

8 values • 1 distinct

Periodstable

8 values • 1 distinct

Radiusdisputed

8 values • 7 distinct

Massdisputed

7 values • 6 distinct

Eq. Tempdisputed

7 values • 7 distinct

YearMethodFacilityTelescopePeriodRadiusMassEq. TempReference
2017TransitK20.95 m Kepler Telescope6.20 day2.02 Rearth3.53 Mearth681 KBonomo et al. 2023
2017TransitK20.95 m Kepler Telescope6.20 day2.02 Rearth4.04 MearthRice et al. 2019
2017TransitK20.95 m Kepler Telescope6.20 day2.07 Rearth5.20 Mearth680 KRodriguez et al. 2018
2017TransitK20.95 m Kepler Telescope6.20 day1.98 Rearth3.02 Mearth675 KPiaulet-Ghorayeb et al. 2024
2017TransitK20.95 m Kepler Telescope6.20 day1.89 Rearth3.02 Mearth599.7 KPassegger et al. 2024
2017TransitK20.95 m Kepler Telescope6.20 day2.10 Rearth604.9 KNiraula et al. 2017
2017TransitK20.95 m Kepler Telescope6.20 day2.04 Rearth2.35 Mearth646 KPrieto-Arranz et al. 2018
2017TransitK20.95 m Kepler Telescope6.20 day1.96 Rearth3.42 Mearth612 KHoward et al. 2025